| 发明名称 |
NOISE DETECTION CIRCUIT, DELAY LOCKED LOOP AND DUTY CYCLE CORRECTOR INCLUDING THE SAME |
| 摘要 |
A noise detection circuit includes a first delay unit suitable for delaying a periodic wave to output a delayed periodic wave, a first divider unit suitable for dividing the delayed periodic wave to output a first periodic wave, a second divider unit suitable for dividing the periodic wave to output a divided periodic wave, a second delay unit suitable for delaying the divided periodic wave to output a second periodic wave, and a detection unit suitable for comparing the first periodic wave with the second periodic wave and outputting a noise detection signal. |
| 申请公布号 |
US2015043627(A1) |
申请公布日期 |
2015.02.12 |
| 申请号 |
US201314077933 |
申请日期 |
2013.11.12 |
| 申请人 |
SK hynix Inc. |
发明人 |
KANG Tae-Wook;NA Kwang-Jin |
| 分类号 |
H04B3/46 |
主分类号 |
H04B3/46 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A noise detection circuit comprising:
a first delay unit suitable for delaying a periodic wave to output a delayed periodic wave; a first divider unit suitable for dividing the delayed periodic wave to output a first periodic wave; a second divider unit suitable for dividing the periodic wave to output a divided periodic wave; a second delay unit suitable for delaying the divided periodic wave to output a second periodic wave; and a detection unit suitable for comparing the first periodic wave with the second periodic wave and outputting a noise detection signal. |
| 地址 |
Gyeonggi-do KR |
